The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 29, 2019

Filed:

Apr. 10, 2015
Applicant:

Shimadzu Corporation, Kyoto, JP;

Inventor:

Yoshihide Kanki, Otsu, JP;

Assignee:

Shimadzu Corporation, Nishinokyo-Kuwabaracho, Nakagyo-ku, Kyoto-shi, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/18 (2006.01); C02F 1/58 (2006.01); C02F 1/72 (2006.01); G01N 31/00 (2006.01); G01N 31/22 (2006.01); C02F 101/10 (2006.01); C02F 101/16 (2006.01);
U.S. Cl.
CPC ...
G01N 33/18 (2013.01); C02F 1/58 (2013.01); C02F 1/72 (2013.01); G01N 31/005 (2013.01); G01N 31/227 (2013.01); B01D 2257/404 (2013.01); B01D 2257/55 (2013.01); C02F 2101/105 (2013.01); C02F 2101/163 (2013.01); C02F 2101/166 (2013.01);
Abstract

Provided is a water quality analysis device capable of keeping the device in a clean state without leaving an operation at the time of device power supply activation to an operator and without wasting time and wash water. The water quality analysis device is configured such that: a memorycapable of storing a stored content in a cut-off state of the device power supply is provided; the states of the vessels, such as an IC reactorand a TC reactor, in which sample water is injected at the time of an analysis operation are sequentially stored in the memory; contents of the memoryare read at the time of the device power supply activation; and a cleaning operation is automatically executed according to prescribed procedures with the states read for each reactorandas a starting point. Thus, even after the power supply interruption due to, e.g., power outage, the device is kept in a clean state with minimum necessary operations.


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